Irŏn kwallija ka injae rŭl ŏnnŭnda
Subtitle: puha yuksŏng ŭi wŏnchʻik
By: U Chin-ok pʻyŏnjŏ
Edition: Chʻopʻan
Publisher: Pijŭnisŭ Akʻademi
Published: 1991
Place of publication: Sŏul
Language: kor
Number of pages: 267